| Most common failures | No# failures |
|---|
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 228 |
| Headlamp aim out of alignment | 178 |
| Parking brake: efficiency below requirements |3.7.B.7| | 111 |
| Windscreen wiper does not clear the windscreen effectively | 96 |
| Rear brake binding | 91 |
| Registration plate lamp issues | 71 |
| Brakes imbalanced across an axle | 70 |
| Nearside Stop lamp not working |1.2.1b| | 54 |
| Rear parking brake recording little or no effort | 54 |
| Offside Stop lamp not working |1.2.1b| | 52 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 43 |
| Horn not working |1.6.2a| | 40 |
| Brake pipe excessively corroded | 39 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 36 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 33 |
| Rear brake application uneven | 29 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 29 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 28 |
| Service brake: efficiency below requirements |3.7.B.7| | 25 |
| Registration plate issues | 22 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 21 |
| Offside Steering rack gaiter split |2.2.D.2d| | 21 |
| Windscreen washer not working | 21 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 20 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Battery insecure |1.9.1| | 20 |
| Parking brake lever has no reserve travel |3.1.6b| | 18 |
| Nearside Headlamp not working on main beam |1.7.5a| | 18 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 16 |
| Hazard warning lamps inoperative |1.4.B.1b| | 16 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 15 |
| Steering column top bearing excessively worn |2.1.2c| | 15 |
| Offside Headlamp not working on main beam |1.7.5a| | 15 |
| Nearside Rear Stop lamp not working |1.2.1b| | 15 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Offside front brake binding |3.7.B.1| | 14 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 13 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 13 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 13 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 13 |
| Offside Rear Stop lamp not working |1.2.1b| | 13 |
| Front brake application uneven | 13 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 13 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 12 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 12 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 12 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 12 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Rear Exhaust system not adequately supported |7.1.1| | 12 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 12 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 11 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 11 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 11 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Rear Mechanical brake component has restricted free movement | 10 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 10 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Hazard warning switch faulty |1.4.B.1d| | 10 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Nearside Steering rack gaiter insecure |2.2.D.2d| | 9 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 9 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 9 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 9 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 9 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Offside Side repeater not working |1.4.A.2c| | 8 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 8 |
| Power steering component|s| leaking |2.3.3b| | 8 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 8 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 8 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 8 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside front brake binding |3.7.B.1| | 7 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 7 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Steering column top mounting bracket insecure |2.1.2d| | 7 |
| Nearside Side repeater not working |1.4.A.2c| | 7 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Offside Front Direction indicator not working |1.4.A.2c| | 7 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 7 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 7 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 7 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 6 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 6 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 6 |
| Brake hose excessively deteriorated | 6 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 6 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Stop lamp not working |1.2.1b| | 5 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 5 |
| Direction indicators not working |1.4.A.2c| | 5 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 5 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 5 |
| Fuel pipe leaking |7.2.3| | 5 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Fuel cap/sealing device sealing washer torn |7.2.4c| | 5 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 5 |
| Mechanical brake component has restricted free movement | 5 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 5 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 5 |
| Fuel system component leaking |7.2.3| | 5 |
| Brake pipe inadequately clipped |3.6.B.1| | 5 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Nearside Front Brake pipe inadequately clipped |3.6.B.1| | 4 |
| All direction indicators not working (4.4.1 (a) (ii)) | 4 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 4 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 4 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 4 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 4 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Direction indicator flashing less than 60 times a minute |1.4.A.2g| | 4 |
| Driver`s seat insecure |6.2.A.1| | 4 |
| Fuel hose leaking |7.2.3| | 4 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Nearside Front Side repeater not working |1.4.A.2c| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 4 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 4 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 4 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Rear Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 4 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 4 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Rear Seat belt retracting mechanism defective |5.2.5b| | 4 |
| Offside Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 4 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside rear brake excessively fluctuating |3.7.B.3| | 4 |
| Offside Ball joint has excessive play |2.2.B.1f| | 4 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 4 |